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          <h1 class="post-title" itemprop="name headline">各种平台遇到过的error处理方式</h1>
        

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        <p>记录一下之前的一些问题。</p>
<a id="more"></a>
<ol>
<li><p>平台：visiual studio<br>error LNK2026: 模块对于 SAFESEH 映像是不安全的<br>解决方法：属性 - &gt; 链接器 - &gt; 附加选项输入 /SAFESEH:NO - &gt; 应用</p>
</li>
<li><p>平台：visiual studio<br>error C4996: ‘fopen’: This function or variable may be unsafe. Consider using fopen_sinstead. To disable deprecation, use _CRT_SECURE_NO_WARNINGS. See online help   for details.<br>1&gt;f:\program files (x86)\microsoft visual studio 12.0\vc\include\stdio.h(211) : 参见“fopen”的声明<br>解决方法：预处理器加入_CRT_SECURE_NO_WARNINGS</p>
</li>
<li><p>平台：visiual studio<br>error C2664: “int MessageBoxW(HWND,LPCWSTR,LPCWSTR,UINT)”: 无法将参数 2 从“const char [17]”转换为“LPCWSTR”<br>解决方法：项目菜单-&gt;属性-&gt;配置属性-&gt;常规-&gt;项目默认值-&gt;字符集从unicode改为未设置</p>
</li>
<li><p>平台：visiual studio<br>error LNK2019: 无法解析的外部符号 _main，该符号在函数 ___tmainCRTStartup 中被引用<br>解决方法：右击项目，打开“属性”页，链接器-&gt;系统-&gt;子系统-&gt;/subsystem:windows。如果是刚开始默认的是/subsystem:windows则改为/subsytem:console</p>
</li>
<li><p>平台：visiual studio<br>error LNK2019: 无法解析的外部符号 <strong>imp</strong>timeGetTime@0，该符号在函数 “void __cdecl TimerInit(void)” (?TimerInit@@YAX<br>解决方法：将winmm.lib打入“附加依赖项”</p>
</li>
<li><p>平台：visiual studio<br>fatal error LNK1123: 转换到 COFF 期间失败: 文件无效或损坏<br>解决方法：右键-&gt;工程属性-&gt;配置属性-&gt; 清单工具-&gt;输入和输出-&gt;嵌入清单，选择[否]</p>
</li>
<li><p>突然发现github上的图片打不开，具体来说就是博客里插入了上传到github的图，但是加载不出，这时需要修改hosts文件，如下：</p>
<p>打开路径C:\Windows\System32\drivers\etc下的hosts文件，在最后加上</p>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br></pre></td><td class="code"><pre><span class="line"># GitHub Start </span><br><span class="line">192.30.253.112    github.com </span><br><span class="line">192.30.253.119    gist.github.com</span><br><span class="line">151.101.184.133    assets-cdn.github.com</span><br><span class="line">151.101.184.133    raw.githubusercontent.com</span><br><span class="line">151.101.184.133    gist.githubusercontent.com</span><br><span class="line">151.101.184.133    cloud.githubusercontent.com</span><br><span class="line">151.101.184.133    camo.githubusercontent.com</span><br><span class="line">151.101.184.133    avatars0.githubusercontent.com</span><br><span class="line">151.101.184.133    avatars1.githubusercontent.com</span><br><span class="line">151.101.184.133    avatars2.githubusercontent.com</span><br><span class="line">151.101.184.133    avatars3.githubusercontent.com</span><br><span class="line">151.101.184.133    avatars4.githubusercontent.com</span><br><span class="line">151.101.184.133    avatars5.githubusercontent.com</span><br><span class="line">151.101.184.133    avatars6.githubusercontent.com</span><br><span class="line">151.101.184.133    avatars7.githubusercontent.com</span><br><span class="line">151.101.184.133    avatars8.githubusercontent.com </span><br><span class="line"> # GitHub End</span><br></pre></td></tr></table></figure>
</li>
<li><p>opencv读取图像释放资源时报错：</p>
<p><code>[ WARN:1] global C:\projects\opencv-python\opencv\modules\videoio\src\cap_msmf.cpp (674) SourceReaderCB::~SourceReaderCB terminating async callback</code></p>
<p>修改代码如下：<code>cap = cv2.VideoCapture(0, cv2.CAP_DSHOW)</code></p>
</li>
<li><p>pycharm更新了一下，然后导入包的时候会有<code>unresolved reference issue</code>的提示，但是能正常运行，就只是看起来不好看。</p>
<p>解决方案：<del><a href="https://www.jianshu.com/p/9555310f1920" target="_blank" rel="noopener">有一个</a>说<code>File</code> → <code>Settings</code> → <code>Editor</code> → <code>File Types</code> → <code>Ignore files and folders</code>，干掉框框中的：<code>__init__.py;</code>，然后：<code>OK</code>等待重新文件扫描。但是我打开看了以后发现我的框里并没有<code>__init__.py</code>。于是就<code>File</code> → <code>Invalidate Caches / Restart</code>，选择<code>Invalidate and Restart</code>，等待重新扫描库文件。这之后就好了。</del>并没有解决问题，算了反正不影响运行，就这样吧。</p>
</li>
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        <div style="text-align:center;color: #ccc;font-size:14px;">-------------本文结束<i class="fa fa-paw"></i>感谢您的阅读-------------</div>
    
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          isfetched = true;
          $('.popup').detach().appendTo('.header-inner');
          var datas = isXml ? $("entry", res).map(function() {
            return {
              title: $("title", this).text(),
              content: $("content",this).text(),
              url: $("url" , this).text()
            };
          }).get() : res;
          var input = document.getElementById(search_id);
          var resultContent = document.getElementById(content_id);
          var inputEventFunction = function() {
            var searchText = input.value.trim().toLowerCase();
            var keywords = searchText.split(/[\s\-]+/);
            if (keywords.length > 1) {
              keywords.push(searchText);
            }
            var resultItems = [];
            if (searchText.length > 0) {
              // perform local searching
              datas.forEach(function(data) {
                var isMatch = false;
                var hitCount = 0;
                var searchTextCount = 0;
                var title = data.title.trim();
                var titleInLowerCase = title.toLowerCase();
                var content = data.content.trim().replace(/<[^>]+>/g,"");
                var contentInLowerCase = content.toLowerCase();
                var articleUrl = decodeURIComponent(data.url);
                var indexOfTitle = [];
                var indexOfContent = [];
                // only match articles with not empty titles
                if(title != '') {
                  keywords.forEach(function(keyword) {
                    function getIndexByWord(word, text, caseSensitive) {
                      var wordLen = word.length;
                      if (wordLen === 0) {
                        return [];
                      }
                      var startPosition = 0, position = [], index = [];
                      if (!caseSensitive) {
                        text = text.toLowerCase();
                        word = word.toLowerCase();
                      }
                      while ((position = text.indexOf(word, startPosition)) > -1) {
                        index.push({position: position, word: word});
                        startPosition = position + wordLen;
                      }
                      return index;
                    }

                    indexOfTitle = indexOfTitle.concat(getIndexByWord(keyword, titleInLowerCase, false));
                    indexOfContent = indexOfContent.concat(getIndexByWord(keyword, contentInLowerCase, false));
                  });
                  if (indexOfTitle.length > 0 || indexOfContent.length > 0) {
                    isMatch = true;
                    hitCount = indexOfTitle.length + indexOfContent.length;
                  }
                }

                // show search results

                if (isMatch) {
                  // sort index by position of keyword

                  [indexOfTitle, indexOfContent].forEach(function (index) {
                    index.sort(function (itemLeft, itemRight) {
                      if (itemRight.position !== itemLeft.position) {
                        return itemRight.position - itemLeft.position;
                      } else {
                        return itemLeft.word.length - itemRight.word.length;
                      }
                    });
                  });

                  // merge hits into slices

                  function mergeIntoSlice(text, start, end, index) {
                    var item = index[index.length - 1];
                    var position = item.position;
                    var word = item.word;
                    var hits = [];
                    var searchTextCountInSlice = 0;
                    while (position + word.length <= end && index.length != 0) {
                      if (word === searchText) {
                        searchTextCountInSlice++;
                      }
                      hits.push({position: position, length: word.length});
                      var wordEnd = position + word.length;

                      // move to next position of hit

                      index.pop();
                      while (index.length != 0) {
                        item = index[index.length - 1];
                        position = item.position;
                        word = item.word;
                        if (wordEnd > position) {
                          index.pop();
                        } else {
                          break;
                        }
                      }
                    }
                    searchTextCount += searchTextCountInSlice;
                    return {
                      hits: hits,
                      start: start,
                      end: end,
                      searchTextCount: searchTextCountInSlice
                    };
                  }

                  var slicesOfTitle = [];
                  if (indexOfTitle.length != 0) {
                    slicesOfTitle.push(mergeIntoSlice(title, 0, title.length, indexOfTitle));
                  }

                  var slicesOfContent = [];
                  while (indexOfContent.length != 0) {
                    var item = indexOfContent[indexOfContent.length - 1];
                    var position = item.position;
                    var word = item.word;
                    // cut out 100 characters
                    var start = position - 20;
                    var end = position + 80;
                    if(start < 0){
                      start = 0;
                    }
                    if (end < position + word.length) {
                      end = position + word.length;
                    }
                    if(end > content.length){
                      end = content.length;
                    }
                    slicesOfContent.push(mergeIntoSlice(content, start, end, indexOfContent));
                  }

                  // sort slices in content by search text's count and hits' count

                  slicesOfContent.sort(function (sliceLeft, sliceRight) {
                    if (sliceLeft.searchTextCount !== sliceRight.searchTextCount) {
                      return sliceRight.searchTextCount - sliceLeft.searchTextCount;
                    } else if (sliceLeft.hits.length !== sliceRight.hits.length) {
                      return sliceRight.hits.length - sliceLeft.hits.length;
                    } else {
                      return sliceLeft.start - sliceRight.start;
                    }
                  });

                  // select top N slices in content

                  var upperBound = parseInt('1');
                  if (upperBound >= 0) {
                    slicesOfContent = slicesOfContent.slice(0, upperBound);
                  }

                  // highlight title and content

                  function highlightKeyword(text, slice) {
                    var result = '';
                    var prevEnd = slice.start;
                    slice.hits.forEach(function (hit) {
                      result += text.substring(prevEnd, hit.position);
                      var end = hit.position + hit.length;
                      result += '<b class="search-keyword">' + text.substring(hit.position, end) + '</b>';
                      prevEnd = end;
                    });
                    result += text.substring(prevEnd, slice.end);
                    return result;
                  }

                  var resultItem = '';

                  if (slicesOfTitle.length != 0) {
                    resultItem += "<li><a href='" + articleUrl + "' class='search-result-title'>" + highlightKeyword(title, slicesOfTitle[0]) + "</a>";
                  } else {
                    resultItem += "<li><a href='" + articleUrl + "' class='search-result-title'>" + title + "</a>";
                  }

                  slicesOfContent.forEach(function (slice) {
                    resultItem += "<a href='" + articleUrl + "'>" +
                      "<p class=\"search-result\">" + highlightKeyword(content, slice) +
                      "...</p>" + "</a>";
                  });

                  resultItem += "</li>";
                  resultItems.push({
                    item: resultItem,
                    searchTextCount: searchTextCount,
                    hitCount: hitCount,
                    id: resultItems.length
                  });
                }
              })
            };
            if (keywords.length === 1 && keywords[0] === "") {
              resultContent.innerHTML = '<div id="no-result"><i class="fa fa-search fa-5x" /></div>'
            } else if (resultItems.length === 0) {
              resultContent.innerHTML = '<div id="no-result"><i class="fa fa-frown-o fa-5x" /></div>'
            } else {
              resultItems.sort(function (resultLeft, resultRight) {
                if (resultLeft.searchTextCount !== resultRight.searchTextCount) {
                  return resultRight.searchTextCount - resultLeft.searchTextCount;
                } else if (resultLeft.hitCount !== resultRight.hitCount) {
                  return resultRight.hitCount - resultLeft.hitCount;
                } else {
                  return resultRight.id - resultLeft.id;
                }
              });
              var searchResultList = '<ul class=\"search-result-list\">';
              resultItems.forEach(function (result) {
                searchResultList += result.item;
              })
              searchResultList += "</ul>";
              resultContent.innerHTML = searchResultList;
            }
          }

          if ('auto' === 'auto') {
            input.addEventListener('input', inputEventFunction);
          } else {
            $('.search-icon').click(inputEventFunction);
            input.addEventListener('keypress', function (event) {
              if (event.keyCode === 13) {
                inputEventFunction();
              }
            });
          }

          // remove loading animation
          $(".local-search-pop-overlay").remove();
          $('body').css('overflow', '');

          proceedsearch();
        }
      });
    }

    // handle and trigger popup window;
    $('.popup-trigger').click(function(e) {
      e.stopPropagation();
      if (isfetched === false) {
        searchFunc(path, 'local-search-input', 'local-search-result');
      } else {
        proceedsearch();
      };
    });

    $('.popup-btn-close').click(onPopupClose);
    $('.popup').click(function(e){
      e.stopPropagation();
    });
    $(document).on('keyup', function (event) {
      var shouldDismissSearchPopup = event.which === 27 &&
        $('.search-popup').is(':visible');
      if (shouldDismissSearchPopup) {
        onPopupClose();
      }
    });
  </script>





  

  

  

  
  

  
  
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    .copy-btn {
      display: inline-block;
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      font-size: 13px;
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    .highlight-wrap {
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  <script>
    $('.highlight').each(function (i, e) {
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      $(e).after($wrap)
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        var code = $(this).parent().find('.code').find('.line').map(function (i, e) {
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        var ta = document.createElement('textarea')
        document.body.appendChild(ta)
        ta.style.position = 'absolute'
        ta.style.top = '0px'
        ta.style.left = '0px'
        ta.value = code
        ta.select()
        ta.focus()
        var result = document.execCommand('copy')
        document.body.removeChild(ta)
        
          if(result)$(this).text('Success')
          else $(this).text('Fail')
        
        $(this).blur()
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        var $b = $(this).find('.copy-btn')
        setTimeout(function () {
          $b.text('Copy')
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